NoiseRemoval / app.py
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Create app.py
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import noisereduce as nr
import scipy.io.wavfile as wavfile
import numpy as np
import gradio as gr
import os
import tempfile
import shutil
def denoise_audio_file(input_path, output_path):
rate, data = wavfile.read(input_path)
if len(data.shape) > 1:
reduced_noise = np.zeros_like(data, dtype=np.float32)
for channel in range(data.shape[1]):
reduced_noise[:, channel] = nr.reduce_noise(y=data[:, channel], sr=rate)
else:
reduced_noise = nr.reduce_noise(y=data, sr=rate)
wavfile.write(output_path, rate, reduced_noise.astype(data.dtype))
return output_path
def process_single_file(file):
if not file.name.endswith('.wav'):
raise gr.Error("Please upload a WAV file")
# Use the original filename for the denoised file, but in a temp dir
name, ext = os.path.splitext(os.path.basename(file.name))
base_filename = f"{name}_denoised{ext}"
temp_dir = tempfile.mkdtemp()
output_path = os.path.join(temp_dir, base_filename)
denoise_audio_file(file.name, output_path)
return output_path
def process_batch_files(files):
output_files = []
temp_dir = tempfile.mkdtemp()
for file in files:
if file.name.endswith('.wav'):
name, ext = os.path.splitext(os.path.basename(file.name))
base_filename = f"{name}_denoised{ext}"
output_path = os.path.join(temp_dir, base_filename)
denoise_audio_file(file.name, output_path)
output_files.append(output_path)
return output_files
with gr.Blocks(title="Audio Noise Reducer") as demo:
gr.Markdown("# 🎧 Audio Noise Reduction")
gr.Markdown("Upload WAV files to remove background noise using AI-powered processing.")
with gr.Tab("Single File Processing"):
with gr.Row():
with gr.Column():
single_file = gr.File(label="Upload WAV File", file_types=[".wav"])
single_btn = gr.Button("Process File")
with gr.Column():
single_output = gr.File(label="Download Denoised File")
single_status = gr.Textbox(label="Processing Status", interactive=False)
single_btn.click(
fn=process_single_file,
inputs=single_file,
outputs=single_output,
api_name="process_single"
)
with gr.Tab("Batch Processing"):
with gr.Row():
with gr.Column():
batch_files = gr.File(label="Upload WAV Files", file_count="multiple", file_types=[".wav"])
batch_btn = gr.Button("Process Files")
with gr.Column():
batch_output = gr.Files(label="Download Denoised Files")
batch_status = gr.Textbox(label="Processing Status", interactive=False)
batch_btn.click(
fn=process_batch_files,
inputs=batch_files,
outputs=batch_output,
api_name="process_batch"
)
demo.queue()
if __name__ == "__main__":
demo.launch()